CN108248270A - A kind of preparation method of imitative ceramic mobile phone rear cover - Google Patents
A kind of preparation method of imitative ceramic mobile phone rear cover Download PDFInfo
- Publication number
- CN108248270A CN108248270A CN201810012215.3A CN201810012215A CN108248270A CN 108248270 A CN108248270 A CN 108248270A CN 201810012215 A CN201810012215 A CN 201810012215A CN 108248270 A CN108248270 A CN 108248270A
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- mentioned
- rear cover
- phone rear
- layer
- diaphragm
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C5/00—Processes for producing special ornamental bodies
- B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C3/00—Processes, not specifically provided for elsewhere, for producing ornamental structures
- B44C3/02—Superimposing layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C5/00—Processes for producing special ornamental bodies
- B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
- B44C5/0446—Ornamental plaques, e.g. decorative panels, decorative veneers bearing graphical information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0279—Improving the user comfort or ergonomics
- H04M1/0283—Improving the user comfort or ergonomics for providing a decorative aspect, e.g. customization of casings, exchangeable faceplate
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
A kind of preparation method of imitative ceramic mobile phone rear cover of the present invention, including：Film is taken, release layer is formed, the formation of UV texture layers, electroplated layer formation, pattern printed layers formation, injection molding, dyestripping handles and spraying process；Film selects its light transmittance up to 92% and the PET film of two-sided overlay film；It is coated with high UV ink layers thoroughly in step 2) on the surface of pending diaphragm by the way of slit type extrusion coated；The grating texture maps pattern layer being made of several evenly distributed lines together is transferred out by UV in step 3), the spacing between two lines is between 0.008 0.012 millimeters；The evaporated material of vacuum optics electroplating device is the zirconium dioxide that its purity is 99.99% in step 4).Compared with prior art, the outer surface of cell phone rear cover can be enable to show very fine and smooth Ceramic glaze visual effect, there is the visual effect for imitating ceramics, integrated artistic is simple, application easy to spread, has larger practical value.
Description
Technical field
The present invention relates to a kind of production technologies of cell phone rear cover, and in particular to a kind of preparation side of imitative ceramic mobile phone rear cover
Method.
Background technology
IMT technologies：Chinese：Decoration technique inside mold is in-mode inserts injection (IML) technology and in-mold transfer printing
(IMR) new process that the synthesis of technology and extension form.Its technology applies the diaphragm of IMR technologies and the isolation technics of ink,
And the monomer forming of IML technologies and injection manufacture are taken into account, the quality of multilayer resist energy effective protection main body decorative layer,
And thickness can be as thin as 0.70mm, therefore be widely applied on the electronic products such as existing cell phone rear cover, computer rear cover.
The production process of existing IMT cell phone rear covers is：Existing common PET film is carried out printing release ink layer, it
UV transfer process is carried out on release ink layer afterwards, is sent after UV transfers to plating, an electroplated layer is formed on UV transfer pattern layers,
The printing of decoration layer and process layer is finally carried out on electroplated layer, is placed again after printing and carries out noting in mould in injection mold
Modeling, tears PET film after molding, and carries out spraying anti-fingerprint ink on surface and entire production process can be completed.Existing IMT hands
Machine rear cover, because the selection of PET film makes PET film have certain flaw, and this flaw problem can be transferred on release layer,
Then must the flaw of release layer be blocked using the thicker ink of more complicated texture and thickness when UV is transferred, this just makes whole
The vision of a cell phone rear cover is dark.
In consideration of it, inventor furthers investigate the above problem, there is this case generation then.
Invention content
The penetrating visual effect of cell phone rear cover can be made good the purpose of the present invention is to provide a kind of, the vision with Ceramic glaze
The preparation method of the imitative ceramic mobile phone rear cover of effect.
In order to achieve the above object, the present invention uses such technical solution：
A kind of preparation method of imitative ceramic mobile phone rear cover, including：1) film is taken, 2) release layer is formed, and 3) UV texture layers
Being formed, 4) electroplated layer formed, and 5) pattern printed layers are formed, and 6) injection molding, 7) dyestripping processing and 8) these steps of spraying process
Suddenly, wherein pattern printed layers formation, injection, dyestripping, these steps of spraying process are using known common method；Above-mentioned steps
1) in, film selects its surface without illusion-colour, without tangerine peel, no marking, light transmittance up to 92%, and the two-sided PET with protective film
Film；
Above-mentioned steps 2) in, first to above-mentioned steps 1) the two sides of PET film carry out surface and remove the operation of protective film, formed
Pending diaphragm is coated with one layer of its light transmittance by the way of slit type extrusion coated on a surface of pending diaphragm later
For more than the 92% saturating UV ink layers of height, the processing diaphragm with release layer is formed；
Above-mentioned steps 3) in, using UV transfer techniques, UV transfers out one and is formed with several on the release layer of processing diaphragm
The uniformly grating texture maps pattern layer of lines texture that is arranged side by side together, the spacing in grating texture maps pattern layer between two lines
Micron is formed between 0.008-0.012 millimeters, used by above-mentioned UV transfer techniques in the stamping surface of imprint mold to receive
The grating texture structure of the strip lens raised line of meter level, above-mentioned grating texture structure are arranged closely together above-mentioned by several
Strip lens raised line is formed, and each strip lens raised line is arranged in array, and the section semicircular in shape of above-mentioned strip lens raised line, on
UV glue is that Beiteli New Material Co., Ltd., Dongguan City produces used by stating UV transfer techniques, the UV of model 625-8
Glue ultimately forms diaphragm semi-finished product；
Above-mentioned steps 4) in, above-mentioned diaphragm semi-finished product are placed, vacuum plating processing shape is carried out at vacuum optics electroplating device
There is four layers of plating diaphragm into its electroplated layer, and the evaporated material of above-mentioned vacuum optics electroplating device is that its purity is
99.99% zirconium dioxide；
Above-mentioned steps 5) in, used printing screen plate is 450 mesh grenadine halftones.
The thickness of above-mentioned release layer is 20um.
Above-mentioned steps 3) grating texture maps pattern layer in spacing between two lines be 0.01 millimeter.
Above-mentioned PET film is that its model is the PET film that A4300 spins in Japan.
Above-mentioned steps 8) in carry out two using AF anti-fingerprint ink and apply two roasting processing, and the thickness of above-mentioned AF anti-fingerprint ink
For 30um.
After adopting the above technical scheme, a kind of preparation method of imitative ceramic mobile phone rear cover of the present invention, by film
Restriction selection, release coating change, the restriction of evaporated material of the improvement of UV transfers and electroplating processes make what is formed out
The penetrating excellent in outer surface of cell phone rear cover, and the grating texture of UV transfer textures is coordinated to enable the outer surface of cell phone rear cover be in
Reveal very fine and smooth Ceramic glaze visual effect, make IMT cell phone rear covers that there is the visual effect for imitating ceramics, led in cell phone rear cover
Huge breakthrough is obtained in domain, integrated artistic is simple, and molding effect is good, is molded at low cost, application easy to spread, has larger reality
With value.
Specific embodiment
In order to further explain the technical solution of the present invention, it is described in detail below by specific embodiment.
A kind of preparation method of imitative ceramic mobile phone rear cover, including：1) film is taken, 2) release layer is formed, and 3) UV texture layers
Being formed, 4) electroplated layer formed, and 5) pattern printed layers are formed, and 6) injection molding, 7) dyestripping processing and 8) these steps of spraying process
Suddenly, wherein,
In above-mentioned steps 1) in, film selects its surface without illusion-colour, without tangerine peel, no marking, light transmittance up to 92%, it is and double
Face has the PET film of protective film, this PET film is that its model is the PET film that A4300 spins in Japan；
In above-mentioned steps 2) in, first to above-mentioned steps 1) the two sides of PET film carry out surface and remove the operation of protective film, shape
Into pending diaphragm, it is coated with one layer of its light transmission on a surface of pending diaphragm by the way of slit type extrusion coated later
Rate is more than the 92% saturating UV ink layers of height, forms the processing diaphragm with release layer, and the thickness of release layer is excellent good for 20um；
In above-mentioned steps 3) in, using UV transfer techniques processing diaphragm release layer on UV transfer out one be formed with it is several
The grating texture maps pattern layer for the lines texture that item is uniformly arranged side by side together, in grating texture maps pattern layer between two lines between
Away between 0.008-0.012 millimeters, spacing in this grating texture maps pattern layer between two lines it is excellent it is good be 0.01 millimeter, this UV
The grating texture of the strip lens raised line of microscale-nanoscale is formed with used by transfer technique in the stamping surface of imprint mold
Structure, the strip lens raised line which is arranged closely together by several are formed, each strip lens
Raised line is arranged in array, and the section semicircular in shape of strip lens raised line, and UV glue is Dongguan City used by UV transfer techniques
The production of Bei Teli new materials Co., Ltd, the UV glue of model 625-8 ultimately forms diaphragm semi-finished product；
In above-mentioned steps 4) in, the diaphragm semi-finished product of step 3) are placed, vacuum plating is carried out at vacuum optics electroplating device
Processing, obtains the plating diaphragm with electroplated layer, and it is 99.99% that the evaporated material of the vacuum optics electroplating device, which is its purity,
Zirconium dioxide, the electroplated layer of electroplating film on piece is four layers；
Step 5) the pattern printed layers are formed, step 6) injection, this is several for step 7) dyestripping and step 8) spraying process
A step uses known common method, that is, the original process of the existing IMT techniques used is not repeated herein.
A kind of preparation method of imitative ceramic mobile phone rear cover of the present invention, the multiple research through inventor are obtained using the present invention
The film of restriction makes release layer indefectible presence in coating, and the coating method that the present invention limits is coordinated to make painting with coating coating
Cloth operates fast and flexible, and precision is high and pollution is few, and Penetration ration improves, then the precision of grating texture and microscale-nanoscale is coordinated to make hand
Machine rear cover makes that the surface texture of cell phone rear cover is very fine and smooth, gloss in different refraction angles, and penetrating degree is high, and finally cooperation is limited
Its purity be 99.99% zirconium dioxide electroplating medium and four layers of electroplated layer make diaphragm that different high low-refractions and more be presented
Level superposition generation special membrane system effect, good brightness, and make electroplated layer institute band form and aspect few, further increase the penetrating effect of diaphragm
Fruit, summary improvement enable the outer surface of cell phone rear cover after molding to show very fine and smooth Ceramic glaze visual effect,
So as to which IMT cell phone rear covers have the visual effect for imitating ceramics, huge breakthrough, integrated artistic letter are obtained in cell phone rear cover field
Easily, molding effect is good, is molded at low cost, application easy to spread, has larger practical value.After the imitative ceramic mobile phone of the present invention
Lid, the multiple research through inventor obtain, and lacking any of the above-described feature can make the cell phone rear cover to form out that can not be imitated
The visual effect of ceramics, features described above is associated, can not individually be dismantled.
In the present invention, in step 5), used printing screen plate is 450 mesh grenadine halftones, by this printing screen plate
Restriction can prevent because printing ink granularity after injection caused by cell phone rear cover surface irregularity, influence surface effect
Penetrating degree, so as to make the imitative ceramic visual effect of cell phone rear cover more preferably.
In the present invention, handled in middle baked using two painting two of AF anti-fingerprint ink progress of step 8), and AF anti-fingerprint ink
Thickness is 30um, on the one hand plays anti-fingerprint effect using the AF anti-fingerprint ink design of this two paintings, two curing process, on the other hand
The penetrating effect in surface that can also make cell phone rear cover is unaffected.
The mode of production of above-described embodiment and the non-limiting present invention, any person of an ordinary skill in the technical field is to it
The appropriate variation or modification done all should be regarded as not departing from the patent category of the present invention.
Claims (5)
1. a kind of preparation method of imitative ceramic mobile phone rear cover, including：1) film is taken, 2) release layer is formed, and 3) UV texture layer shapes
Into 4) electroplated layer formed, and 5) pattern printed layers are formed, and 6) injection molding, 7) dyestripping processing and 8) these steps of spraying process
Suddenly, wherein pattern printed layers formation, injection, dyestripping, these steps of spraying process are using known common method；Its feature exists
In：Above-mentioned steps 1) in, film selects its surface without illusion-colour, without tangerine peel, no marking, light transmittance up to 92%, and two-sided have
The PET film of protective film；
Above-mentioned steps 2) in, first to above-mentioned steps 1) the two sides of PET film carry out surface and remove the operation of protective film, formed and wait to locate
Manage diaphragm, use later slit type extrusion coated mode be coated on a surface of pending diaphragm one layer of its light transmittance for
UV ink layers, formation have the processing diaphragm of release layer to more than 90% height thoroughly；
Above-mentioned steps 3) in, using UV transfer techniques, UV transfers out one and is formed with several uniformly on the release layer of processing diaphragm
The grating texture maps pattern layer for the lines texture being arranged side by side together, the spacing in grating texture maps pattern layer between two lines exist
Between 0.008-0.012 millimeters, micron/nano is formed in the stamping surface of imprint mold used by above-mentioned UV transfer techniques
The grating texture structure of the strip lens raised line of grade, the above-mentioned item that above-mentioned grating texture structure is arranged closely together by several
Shape lens raised line is formed, and each strip lens raised line is arranged in array, and the section semicircular in shape of above-mentioned strip lens raised line, above-mentioned
UV glue is that Beiteli New Material Co., Ltd., Dongguan City produces used by UV transfer techniques, the UV glue of model 625-8
Water ultimately forms diaphragm semi-finished product；
Above-mentioned steps 4) in, above-mentioned diaphragm semi-finished product are placed into progress vacuum plating at vacuum optics electroplating device and handle to obtain it
The upper plating diaphragm with four layers of electroplated layer, and it is 99.99% that the evaporated material of above-mentioned vacuum optics electroplating device, which is its purity,
Zirconium dioxide；
Above-mentioned steps 5) in, used printing screen plate is 450 mesh grenadine halftones.
2. a kind of preparation method of imitative ceramic mobile phone rear cover according to claim 1, it is characterised in that：Above-mentioned release layer
Thickness is 20um.
3. a kind of preparation method of imitative ceramic mobile phone rear cover according to claim 1, it is characterised in that：Above-mentioned steps 3)
Spacing in grating texture maps pattern layer between two lines is 0.01 millimeter.
4. a kind of preparation method of imitative ceramic mobile phone rear cover according to claim 1, it is characterised in that：Above-mentioned PET film is
Its model is the PET film that A4300 spins in Japan.
5. a kind of preparation method of imitative ceramic mobile phone rear cover according to claim 1, it is characterised in that：Above-mentioned steps 8) in
Two, which are carried out, using AF anti-fingerprint ink applies two roasting processing, and the thickness of above-mentioned AF anti-fingerprint ink is 30um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810012215.3A CN108248270A (en) | 2018-01-05 | 2018-01-05 | A kind of preparation method of imitative ceramic mobile phone rear cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810012215.3A CN108248270A (en) | 2018-01-05 | 2018-01-05 | A kind of preparation method of imitative ceramic mobile phone rear cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108248270A true CN108248270A (en) | 2018-07-06 |
Family
ID=62725816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201810012215.3A Pending CN108248270A (en) | 2018-01-05 | 2018-01-05 | A kind of preparation method of imitative ceramic mobile phone rear cover |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109561182A (en) * | 2018-12-25 | 2019-04-02 | 华为终端有限公司 | A kind of diaphragm, terminal shell and terminal |
| CN109650746A (en) * | 2018-12-17 | 2019-04-19 | 佛山市易晟达科技有限公司 | A kind of cover board |
| CN109659667A (en) * | 2018-10-18 | 2019-04-19 | 广州华夏职业学院 | A kind of plastic casing structure and preparation method thereof |
| CN109808128A (en) * | 2019-04-10 | 2019-05-28 | 福建省石狮市通达电器有限公司 | The manufacture craft of IBF product |
| CN110493987A (en) * | 2019-08-12 | 2019-11-22 | Oppo广东移动通信有限公司 | Housing unit, the method and electronic equipment for preparing housing unit |
| CN110758001A (en) * | 2018-07-27 | 2020-02-07 | Oppo广东移动通信有限公司 | Housing, electronic device, and method for manufacturing housing |
| CN110978832A (en) * | 2019-12-19 | 2020-04-10 | Oppo广东移动通信有限公司 | Manufacturing method of shell, shell and electronic equipment |
| CN114536645A (en) * | 2021-04-25 | 2022-05-27 | 深圳市亿铭粤科技有限公司 | Manufacturing process of shell with double-sided texture effect |
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